Versatile Measurement Tools: This comprehensive set includes a 12-inch ruler, a 180-degree clear protractor, and a compass, catering to a wide range of measuring and drawing needs. Ideal for students and professionals alike, these tools are essential for geometry, drafting, and various other applications. Transparent and Construction: Crafted from high-quality transparent plastic, the ruler and protractor clear visibility of underlying materials, which facilitates precise measurements and alignments. The compass, made of robust stainless steel, resists wear and deformation, guaranteeing and reliability. Accurate Scales and Angles: Equipped with both metric and imperial scales, the ruler allows for versatile dimensional measurements. The protractor can measure angles up to 180 degrees, making it perfect for intricate geometric constructions and technical drawings. Essential for Educational and Professional Use: Designed to support a range of tasks from classroom activities to office projects, this set helps in creating accurate graphs, perfect angles, and neat straight-edge lines. It's an indispensable toolkit for anyone involved in detailed drafting or design work. Color: As Shown Material: Metal+Plastic Package Contents: a 12-inch ruler, a 180-degree clear protractor, and a compass Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.